回答編集履歴
4
initialを追加
test
CHANGED
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@@ -104,7 +104,7 @@
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104
104
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105
105
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{
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106
106
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107
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-
public HogeVM TextBoxX { get; set; } = new HogeVM();
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107
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+
public HogeVM TextBoxX { get; set; } = new HogeVM(initial: 2);
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108
108
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109
109
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}
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110
110
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@@ -118,9 +118,15 @@
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118
118
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119
119
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120
120
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121
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-
private double x
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121
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+
private double x ;
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122
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122
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-
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123
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public HogeVM(double initial)
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124
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123
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-
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125
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{
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126
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127
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x = initial;
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128
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129
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}
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124
130
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125
131
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public string Text
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126
132
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3
例の追加
test
CHANGED
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@@ -85,3 +85,133 @@
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85
85
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86
86
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87
87
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とバインドしてはどうでしょうか。
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88
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+
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89
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90
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91
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92
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93
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---
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94
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95
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96
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97
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こんな感じです。
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98
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99
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100
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101
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```C#
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102
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103
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class MainVM : ViewModel
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104
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105
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{
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106
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107
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public HogeVM TextBoxX { get; set; } = new HogeVM();
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108
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+
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109
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}
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110
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+
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111
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112
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113
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class HogeVM : ViewModel
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114
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+
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115
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{
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116
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+
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117
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118
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119
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120
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121
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private double x = 2;
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122
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123
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124
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125
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+
public string Text
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126
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127
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{
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128
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129
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get
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130
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131
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{
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132
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133
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return this.x.ToString();
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134
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135
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}
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136
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137
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138
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139
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set
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140
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141
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{
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142
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143
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Console.WriteLine("set");
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144
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145
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if (this.Text == value)
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146
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147
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{
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148
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149
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return;
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150
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+
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151
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}
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152
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+
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153
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+
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154
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+
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155
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+
double v;
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156
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157
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158
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159
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try
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160
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161
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{
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162
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163
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v = double.Parse(value);
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164
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165
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}
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166
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+
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167
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catch
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168
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169
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{
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170
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171
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this.RaisePropertyChanged(() => this.Text);
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172
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173
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174
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+
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175
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return;
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176
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+
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177
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}
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178
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+
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179
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+
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180
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+
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181
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this.x = v;
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182
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+
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183
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+
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184
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185
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this.RaisePropertyChanged(() => this.Text);
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186
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+
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187
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}
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188
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+
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189
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}
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190
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+
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191
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}
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192
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+
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193
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```
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194
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+
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195
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+
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196
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+
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197
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```xml
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198
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+
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199
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<Window ...
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200
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201
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>
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202
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203
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<Window.DataContext>
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204
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+
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205
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<local:MainVM/>
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206
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+
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207
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+
</Window.DataContext>
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208
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209
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<StackPanel>
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210
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211
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<TextBox Text = "{Binding TextBoxX.Text}"/>
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212
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213
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</StackPanel>
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214
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215
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+
</Window>
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216
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+
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217
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+
```
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2
修正
test
CHANGED
|
@@ -1,6 +1,8 @@
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1
1
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```C#
|
|
2
2
|
|
|
3
3
|
public class HogeVM : ... //いい名前が思いつかなかった
|
|
4
|
+
|
|
5
|
+
// 何かしら継承する
|
|
4
6
|
|
|
5
7
|
{
|
|
6
8
|
|
|
@@ -11,6 +13,10 @@
|
|
|
11
13
|
*/
|
|
12
14
|
|
|
13
15
|
private double x;
|
|
16
|
+
|
|
17
|
+
public HogeVM(double initial){/*省略*/}
|
|
18
|
+
|
|
19
|
+
|
|
14
20
|
|
|
15
21
|
public string Text
|
|
16
22
|
|
|
@@ -58,9 +64,9 @@
|
|
|
58
64
|
|
|
59
65
|
```C#
|
|
60
66
|
|
|
61
|
-
public HogeVM XTextBox {get;} = new HogeVM(initial
|
|
67
|
+
public HogeVM XTextBox {get;} = new HogeVM(initial : 0);
|
|
62
68
|
|
|
63
|
-
public HogeVM YTextBox {get;} = new HogeVM(initial
|
|
69
|
+
public HogeVM YTextBox {get;} = new HogeVM(initial : 0);
|
|
64
70
|
|
|
65
71
|
```
|
|
66
72
|
|
1
コメント受けて修正
test
CHANGED
|
File without changes
|